正反转可控的直流电动机

//正反转可控的直流电动机

#include

#include

#define uchar unsigned char

#define uint unsigned int

sbit K1=P3^0;

sbit K2=P3^1;

sbit K3=P3^2;

sbit LED1=P0^0;

sbit LED2=P0^1;

sbit LED3=P0^2;

sbit MA=P1^0;

sbit MB=P1^1;

void main(void)

{

LED1=1;

LED2=1;

LED3=0;

while(1)

{

if(K1==0)

{

while(K1==0)

;

LED1=0;

LED2=1;

LED3=1;

MA=0;

MB=1;

}

if(K2==0)

{

while(K2==0)

;

LED1=1;

LED2=0;

LED3=1;

MA=1;

MB=0;

}

if(K3==0)

{

while(K3==0)

;

LED1=1;

LED2=1;

LED3=0;

MA=0;

MB=0;

}

}

}